DataBreachToday.com

'Providers Must Urgently Reprioritize Security," Writes Patrick Opet
Banking giant JPMorgan Chase called on software as a service providers to improve cybersecurity practices in an open letter accusing them of "quietly enabling cyberattackers." An attack "on one major SaaS or PaaS provider can immediately ripple through its customers," wrote CISO Patrick Opet.

Capitol Meridian Partners' Razi on Smarter AI Use, Strong Leadership and Diversity
Many AI models prioritize speed over security, exposing organizations to significant risks. Niloofar Razi, operating partner at Capitol Meridian Partners, stressed the need for companies to evaluate models carefully before adoption.

Energy Department Disputes Nuclear Access Breach Claims in Latest DOGE Controversy
Department of Government Efficiency staffers gained access to accounts on classified networks storing some of the nation's top nuclear secrets according a report published concurrently with a lawsuit arguing the task force is unconstitutional and lacks congressional approval.

Hot Topics Also Include Quantum Computing, Blockchains, Artificial Intelligence
Cryptocurrencies have dramatically failed to live up to their promise, to the extent that the "world would be better" without them, said cryptographer Adi Shamir at this year's RSAC Conference, during an expert panel that touched on artificial intelligence, quantum computing, blockchains and more.

New Zealand Model Brings Cyber and Fraud Teams Together to Defend Against Scammers
To help financial institutions counter crime, the FS-ISAC earlier this month introduced a major initiative: the Cyberfraud Prevention Framework. This new initiative is designed to unify cybersecurity and fraud prevention teams to more effectively protect customers and secure the enterprise.

Unauthenticated Hackers Exploit CVE-2025-31324 to Upload Webshells
Threat actors are exploiting a zero-day flaw in a partially deprecated SAP tool still widely used by governments and businesses. On Friday, SAP's security division, Onapsis, disclosed that CVE-2025-31324 is "actively exploited in the wild."

Co. Is Already Facing Several Lawsuits Based on Its Much Lower Victim Estimates
Employee benefits administrator Verisource Services Inc. has told regulators that a hack discovered in February 2024 has affected 4 million individuals, up significantly from initial estimates reported last summer. The company already faces several lawsuits involving its earlier lowball estimates.

4-Day Cybersecurity Event Covers Emerging Tech, Latest Cyberthreats
ISMG Editors convened in San Francisco for coverage of RSAC Conference. Panelists shared an overview of opening-day speakers and hot topics, including the growth of AI, uncertainties in the global threat landscape, the Innovation Sandbox contest and Cryptographers' Panel session.

Enforcement Action Is Latest Under Agency's Ransomware, Risk Analysis Initiatives
Federal regulators fined a New York neurology practice $25,000 following an investigation into a 2020 ransomware breach affecting nearly 7,000 individuals. Comprehensive Neurology failed to conduct an accurate and thorough risk analysis, regulators said.

Analyzing Measuring What Matters, Not What Models Practice
In the frenzy to top leaderboards, AI teams optimize for benchmarks rather than genuine progress, and as a result, scores on static tests tell us more about a model's memorization tactics than its ability to navigate real world environments.

Tyler Buchanan, a 23-year-old Scottish Man Extradited to the US on Wednesday
Spanish authorities extradited on Wednesday the suspected head of the Scattered Spider cybercrime group to the United States, where he is being held without bail in a downtown Los Angeles federal prison. Tyler Buchanan, 23, faces charges for wire fraud, aggravated identity theft and conspiracy.

Hackers Hit Maryland Medical Group and California Hospital, Claim 480 GB Data Theft
Two separate ransomware hacks of a Maryland medical group and a California hospital resulted in data thefts affecting more than 1.1 million patients, according to recent reports to regulators. Cybercriminals claim to have leaked 480 gigabytes of data from one of the attacks.

US Cyber Agency Denies Looming Deadlines Amid Reports of Expanded Workforce Buyouts
The U.S. Cybersecurity and Infrastructure Security Agency on Friday dismissed as false reports of a looming buyout deadline and expanded resignation offers, calling them misinformation. There is no Monday deadline, a spokesperson said.

Company Eyes Product Innovation and Strategic M&A After Rapid 30x ARR Growth
CEO Varun Badhwar says Silicon Valley-based Endor Labs will use its $93 million Series B funding to build AI-powered code security tools, boost community outreach and target key acquisitions, helping enterprises secure faster, AI-assisted software development.

Also: Supply Chain Security in Wake of US Tariffs, AI's Role in the SOC
In this week's update, ISMG editors discussed takeaways from Verizon's annual Data Breach Investigations Report, the cybersecurity ripple effects of the disruptive U.S. tariff policy, and why artificial intelligence tools still aren't ready to take over the security operations center.

Challengers Include Ex-OpenAI Staff, Geoffrey Hinton, Margaret Mitchell
A coalition comprising AI experts and former OpenAI staffers urged regulators to halt the artificial intelligence giant's plan to convert into a for-profit corporation. They contend that handing over full operational reins could dismantle safeguards to ensure AI serves humanity, not shareholders.

Incident Is Largest Health Data Breach Reported So Far to Feds in 2025
Yale New Haven Health System is notifying more than 5.5 million patients that their information was potentially among data stolen in a March hack. The incident, which is among several other recent major hacks, ranks is the largest health data breach reported to federal regulator so far this year.